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(parent: 297753a) | patch
drm/amdkfd: Avoid thrashing of stack and heap
authorFelix Kuehling <Felix.Kuehling@amd.com>
Wed, 27 Oct 2021 21:40:51 +0000 (17:40 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 3 Nov 2021 16:22:07 +0000 (12:22 -0400)
commit12fcf0a7dacca7d84b100bd34a7b8bb1f3198552
treeee02235f5f2718a19ea701d7a2a638a8c75e334atree
parent297753a06a88d7e2b56489049f4adf0d1aac290fcommit | diff
drm/amdkfd: Avoid thrashing of stack and heap

Stack and heap pages tend to be shared by many small allocations.
Concurrent access by CPU and GPU is therefore likely, which can lead to
thrashing. Avoid this by setting the preferred location to system memory.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdkfd/kfd_svm.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)